Asked by anne
A river has a steady speed of 0.562 m/s
. A student swims upstream a distance of
0.839 km and returns to the starting point.
If the student can swim at a speed of
1.06 m/s in still water, how long does the
trip take?
Answer in units of s.
. A student swims upstream a distance of
0.839 km and returns to the starting point.
If the student can swim at a speed of
1.06 m/s in still water, how long does the
trip take?
Answer in units of s.
Answers
Answered by
scott
time = time up + time down =
... 839 m {[1 / ((1.06 -.562) m/s)] + [1 / ((1.06 + 5.62) m/s)]}
... 839 m {[1 / ((1.06 -.562) m/s)] + [1 / ((1.06 + 5.62) m/s)]}
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